LEGO PriceWatch - 50% off 8078 Portal of Atlantis

Catch of the Day again!
This time it is the Atlantis set number 8078
"Portal of Atlantis"
for AU $79.99 + shipping ($8.95 across all Australia) 
Link: catchoftheday Portal of Atlantis
Only 4 hours 40 minutes left for this deal, (as I type this at 7:20 am Monday morning (EST - Melb AU time)!

Compare that with LEGO Shop at Home, which has it for $159.99 (AUD) plus shipping ref: http://shop.lego.com/en-AU/Portal-of-Atlantis-8078?_requestid=3071369  Their figure usually is the same as most shop prices, eg Recommended Retail Price.